2. C 【 】下“There's another gas causing climate change. No one talks about it as much. It is nitrous oxide (氧化亚氮).”提到了一种不同的气体,再结合选项可知 此处应说二氧化碳是一种吸收热量的气体,故选C。 3. B 【 ]下“Bacteria are living organisms(物)made of single cells. Farmers...
It is generally used to help you relax during procedures that don't require a general anaesthetic, such as childbirth and minor dental surgery. It has been used to help people withdraw from alcohol – with mixed results. Nitrous oxide is also used as a propellant to make whipped cream, ...
It is nitrous oxide (氧化亚氮).Many call it laughing gas. Dentists may give patients nitrous oxide so they will not feel pain.The at mos- phere has small amounts of nitrous oxide. But nitrous oxide can stay in the atmosphere more than 100 years which can change the climate a lot. ...
What is nitrous oxide or laughing gas? Some Americans might have heard about the use nitrous oxide during birth thanks to the TV show “Call the Midwife,” which follows midwives working in the East End of London in the 1950s. In the United Kingdom, the use of nitrous oxide during birth...
Inhaled Nitrous Oxide INHALM INHC INHCP INHEA INHEE INHEM INHERI INHF inHg INHH INHI INHIB INHIGEO INHJA INHL INHLPBK INHM INHO INHOEP INHOPE INHP INHPH INHR INHRCD INHS ▼ Complete English Grammar Rules is now available in paperback and eBook formats. ...
It is nitrousoxide(氧化亚氮). Many call it laughing gas. Dentists may give patients nitrous oxide so that they will notfeel pain. The atmosphere has small amounts of nitrous oxide. But nitrous oxide can stay in theatmosphere for more than 100 years, which can change the climate a lot....
Nitrous oxide (N2O) is the third important long‐lived greenhouse gas next to carbon dioxide and methane and croplands are considered biogeochemical hotspots of soil N2O emissions. To reduce soil N2O and other greenhouse emissions, climate‐smart agricultural practices including biochar ap...
How does nitrous oxide deplete the ozone layer? Why is the stratospheric ozone layer important for human health? How does air pollution affect water pollution? How does particle pollution affect the environment? How did the ozone layer get a hole?
For instance, the water that is used to cool polyamides often introduces pollutants into the ecosystems surrounding manufacturing plants, and the production of adipic acid, which is used to create most forms of nylon, releases nitrous oxide into the environment. Nitrous oxide is 300 times worse ...
B.It comes from bacteria(细菌)that live in the dirt. C.Carbon dioxide(二氧化碳)is one gas that traps heat. D.More than one-third of all food created in the U. S. is wasted. E.These gases reach high into the sky and are called the atmosphere(大气层).2020...